Malfunction of elements of a control system of the engine with the distributed injection (sensors, EBU, nozzles etc.) causes interruption of supply of fuel and its insufficient giving on various power setting. The following situations are thus possible:

1. The engine is started hardly or not started.

2. The engine unstably idles.

3. Rideable qualities of the car worsen.

In the presence of one of the specified violations of work first of all to execute usual diagnostics, including check of the main systems of the engine (malfunction of system of ignition, wrong engine adjustment etc.). After that to check elements of a control system of the engine with the distributed injection by means of the HI-SCAN device.

NOTE

– Before to remove or establish any of system elements, to consider codes of malfunctions, then to disconnect minus a wire «–» the storage battery.

– Before to disconnect minus a wire of the storage battery, to switch off ignition. The detachment or accession of a wire of the battery at the working engine or the included ignition can cause control unit damage by the engine.

– The warmed-up oxygen sensor is connected to EBU the ekranirovany wires which screens are connected to in "mass" of a body for protection against hindrances against system of ignition and a radio noise. At damage of screens to replace wires.

– At check of loading of the generator not to disconnect a wire from a plusovy conclusion «+» the storage battery to prevent EBU damage by the increased tension.

– At a charging of the storage battery from an external source to disconnect from it minus a wire not to damage EBU.